S-94105A625 1/4"-28 x 3/16" ASME B18.3, ASTM F912 Set Screws
Set Screws
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Basic Information
Head Parameters
Dimensions
Thread Parameters
Tip & Drive Parameters
Material & Strength
Temperature & Environment
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Key Features & Benefits at a Glance
- Superior Fastening Precision with Class 3A thread fit ensuring tight, secure connections in demanding applications
- Enhanced Corrosion Resistance from the black-oxide coating, extending service life in harsh industrial environments
- High-Strength Durability provided by alloy steel with Rockwell C45 hardness for reliable, long-term performance
- Secure Hex Drive Engagement with 1/8" drive size allowing for easy installation and high torque application
- Optimized Fine Thread Design with 1/4"-28 UNF threads delivering superior holding power in precision assemblies
- Space-Saving Headless Profile enabling flush mounting where clearance is limited
- Flat Tip Design providing consistent contact pressure without damaging mating surfaces
Professional Applications & Engineering Value
This black-oxide alloy steel set screw with 1/4"-28 UNF fine threads and Class 3A fit addresses critical engineering challenges in precision assembly applications. The combination of Rockwell C45 hardness and hex drive design ensures reliable performance in high-vibration environments where loosening is a concern. The headless configuration makes it ideal for machinery, automotive components, and electronic enclosures where space constraints demand flush mounting solutions. The black-oxide surface treatment provides essential corrosion protection while maintaining dimensional stability, making these set screws suitable for both indoor and outdoor industrial applications requiring consistent clamping force and alignment accuracy.
Specification Summary & Compliance
This precision fastener features 1/4"-28 UNF fine threads with Class 3A thread fit for superior dimensional accuracy. Manufactured to meet ASME B18.3 specifications and constructed from alloy steel with Rockwell C45 hardness. The product is fully compliant with RoHS 3 (2015/863/EU) and REACH (EC 1907/2006) environmental regulations, ensuring safe use across various industrial sectors.
